Green Nooder's Ahab flex pen. The nibs on these aren't as flexible as a proper vintage flex nib, but enough to get some really nice line variation.
Vacuum filler.
Country:
United Kingdom
Availability check:
Available
Brand:
Noodlers
Pen price (not rental value):
Under £50
Pen type:
Modern
Nib width:
F: Fine
Nib speciality:
Flex
Nib material:
Steel